
setMaterialProperty (Default , 1.0 , 1.0 ); setMaterialProperty (Concrete , 1.3 , 0.8 ); setMaterialProperty (Carpet , 2.0 , 0.4 ); setMaterialProperty (Metal , 0.6 , 1.4 ); setMaterialProperty (Glass , 0.5 , 1.6 ); setMaterialProperty (Plastic , 1.0 , 1.0 ); setMaterialProperty (Wood , 1.3 , 0.75); setMaterialProperty (Marble , 1.0 , 1.2 ); setMaterialProperty (Snow , 0.5 , 0.4 ); setMaterialProperty (Ice , 0.2 , 1.2 ); setMaterialProperty (Sand , 2.0 , 0.2 ); setMaterialProperty (Mud , 1.5 , 0.2 ); setMaterialProperty (Stone , 1.0 , 1.3 ); setMaterialProperty (SoftEarth , 1.4 , 0.6 ); setMaterialProperty (PackedEarth , 1.0 , 0.9 ); 